CN212556906U

CN212556906U - Sealing film perforating device and sealing machine with perforating device

Info

Publication number: CN212556906U
Application number: CN202020257727.9U
Authority: CN
Inventors: 梁志鑫
Original assignee: Heshan Saiweile Electronics Co ltd
Current assignee: Heshan Saiweile Electronics Co ltd
Priority date: 2019-05-23
Filing date: 2020-03-05
Publication date: 2021-02-19
Anticipated expiration: 2030-03-05
Also published as: TW202043102A; US20200369423A1; TWI699311B

Abstract

The utility model discloses a capper with perforating device, including a conveyor, a sealing film perforating device, one carry the cup device, and a compression fittings. The conveying device is suitable for rolling a sealing film roll consisting of a plurality of sealing films. When the roll of sealing film is rolled, the sealing film will pass through the sealing film perforating device. The sealing film perforating device comprises a knife pad, a movable rod which can be close to or far away from the knife pad, a blade arranged at one end of the movable rod, and a driving unit. The driving unit drives the movable rod to approach or move away from the cutter pad. Each sealing film is arranged on the knife pad when passing through the sealing film perforating device. When the movable rod is close to the knife pad, the blade is pressed on the knife pad and cuts the passing sealing film, so that the sealing film is further easy to puncture.

Description

Sealing film perforating device and sealing machine with perforating device

Technical Field

The present invention relates to a production apparatus, and more particularly to a sealing film punching apparatus and a sealing machine having the same.

Background

When a merchant sells a hand-operated beverage, the beverage is often put into a beverage cup and the opening of the beverage cup is sealed by a sealing film. In addition, the merchant also provides a straw, so that the customer can puncture the sealing film by using the straw and drink the drink in the drink cup. However, the straws currently used on the market are mostly disposable and difficult to degrade in the environment, are easily damaged after being discarded, and may threaten the survival of organisms in the environment. Therefore, in recent years, an environmental straw which is easily degraded in the natural environment has also appeared. However, since the environment-friendly straw is soft, it is difficult to pierce the sealing film when replacing the original straw.

SUMMERY OF THE UTILITY MODEL

Therefore, the present invention provides a sealing film perforating device and a sealing machine with the perforating device, which make the sealing film to be processed easier to be punctured.

Therefore, the utility model discloses sealing film perforating device is applicable to and processes a sealing film to include a shim, a movable rod, a gyro wheel, a blade, and a drive unit.

The movable rod can approach or depart from the knife pad along a movable axis. The movable rod comprises a first end portion located on one side adjacent to the shim along the movable axis and a second end portion opposite to the first end portion along the movable axis. The roller is arranged at the second end part of the movable rod and can rotate around a rotation axis which is perpendicular to the movable axis. The blade is disposed at the first end of the movable rod and has a knife edge located adjacent to a side of the shim and adapted for cutting. The driving unit is connected to the second end and comprises a push-pull electromagnet and a push block, wherein the push-pull electromagnet is arranged on one side of the roller along a driving axis which is simultaneously perpendicular to the movable axis and the rotating axis, and the push block is arranged between the push-pull electromagnet and the roller along the driving axis. The push-pull electromagnet is provided with a body and a shaft body which is arranged on the body and extends towards the direction of the movable rod along the driving axis. The shaft body can be driven by the body to approach or depart from the movable rod along the driving axis. The pushing block is arranged at one end of the shaft body, which is adjacent to the movable rod, and is provided with a rolling surface which is abutted against one side of the roller, which is opposite to the movable rod. The rolling surface extends obliquely towards the push-pull type electromagnet and the direction of the movable rod. The driving unit drives the movable rod to move between a preparation position and a cutting position. When the movable rod is at the preparation position, the movable rod is far away from the knife pad, and the blade and the knife pad are mutually spaced and can jointly define a placing gap for the sealing film to pass through. When the movable rod is at the cutting position, the movable rod is close to the knife pad, and the blade is pressed on the knife pad, so that the knife edge cuts the sealing film.

The utility model discloses capper with perforating device, including this sealing film perforating device to be applicable to a plurality of sealing films pressfitting respectively in a plurality of cups. The sealing films are combined together to form a sealing film roll and loaded on the sealing machine. The sealing machine with the perforating device comprises a conveying device, the perforating device for the sealing film, a cup carrying device and a pressing device.

The conveying device comprises an input shaft for loading the sealing film roll and an output shaft for fixing the tail end of the sealing film roll and rolling the sealing film roll by the tail end. The roll of sealing film is rolled such that each sealing film moves along a transport path. The sealing film perforating device is arranged between the input shaft and the output shaft along the conveying path. Each sealing film passes through the placing gap when passing through the sealing film perforating device.

The cup carrying device is arranged between the sealing film perforating device and the output shaft along the conveying path. When each sealing film passes through the cup carrying device, the cup carrying device enables the position of one cup to correspond to the sealing film and keeps the position. The pressing device is arranged between the sealing film perforating device and the output shaft along the conveying path and is positioned above the cup carrying device. When each sealing film passes through the pressing device, the pressing device presses the sealing film to the corresponding cup, so that one part of the sealing film is attached to the cup and seals the opening of the cup. The residual sealing film moves continuously along the conveying path and is wound around the output shaft.

The utility model has the advantages that: the knife edge cuts the sealing film by pressing the blade on the knife pad, and the sealing film is further easier to puncture.

Drawings

Other features and advantages of the present invention will become apparent from the following detailed description of the preferred embodiments with reference to the accompanying drawings, in which:

FIG. 1 is a perspective view of an embodiment of a sealing machine with a punch assembly and a roll of sealing film of the present invention;

FIG. 2 is a front view of the embodiment and the roll of sealing film;

FIG. 3 is a perspective assembly view of a sealing film perforation device;

FIG. 4 is an exploded perspective view of the perforation device for sealing film;

FIG. 5 is an exploded perspective view of the perforation device for sealing film at another angle;

FIG. 6 is a cross-sectional view taken along line VII-VII in FIG. 3, showing a movable lever in a ready position;

FIG. 7 is a cross-sectional view similar to FIG. 6, showing the movable bar in a cutting position and cutting a sealing membrane; and

fig. 8 is a partially enlarged view of fig. 7.

Wherein: 1. a conveying device, 11, an input shaft, 12, an output shaft, 2, a punching device, 21, a cutter pad, 211, a fixing portion, 212, a pad body portion, 213, a grooving portion, 214, a grooving, 215, a cutting edge, 22, a movable rod, 221, a first end portion, 222, a second end portion, 223, a rod body portion, 224, an abutting portion, 225, a positioning hole, 23, a roller, 24, a return spring, 25, a blade, 251, a blade body portion, 252, a saw tooth portion, 253, knife edge, 26, driving unit, 261, push-pull type electromagnet, 262, push block, 263, body, 264, shaft body, 265, rolling surface, 27, housing, 271, base wall, 272, cover wall, 273, surrounding wall, 274, positioning convex column, 275, positioning roller, 276, housing space, 277, base wall hole, 3, cup carrying device, 4, pressing device, R1, movable axis, R2, rotation axis, R3, driving axis, S and placing gap.

Detailed Description

Referring to fig. 1 and 2, an embodiment of the sealing machine with a punching device of the present invention is suitable for pressing a plurality of sealing films 91 onto a plurality of cups (not shown). The sealing films 91 together form a roll 92 of sealing film and are loaded into the sealing machine. The sealing machine with the punching device comprises a conveying device 1, a sealing film punching device 2, a cup carrying device 3 and a pressing device 4.

The conveying device 1 includes an input shaft 11 for loading the sealing film roll 92, and an output shaft 12 for fixing the end of the sealing film roll 92 and rolling the sealing film roll 92 from the end. The roll 92 of sealing film is rolled so that each sealing film 91 moves along a transport path.

Referring to fig. 2 and 3, the sealing film punching device 2 is disposed between the input shaft 11 and the output shaft 12 along the conveying path and is adapted to process the sealing films 91. Referring to fig. 3, 4 and 5, the sealing film perforating device 2 includes a knife pad 21, a movable rod 22, a roller 23, a return spring 24, a knife 25, a driving unit 26, and a housing 27.

The movable rod 22 can approach or move away from the shim 21 along an activity axis R1. The movable rod 22 includes a first end 221 located on a side adjacent to the shim 21 along the movable axis R1, a second end 222 opposite to the first end 221 along the movable axis R1, a shaft portion 223 connected between the first end 221 and the second end 222, and an abutting portion 224 surrounding the shaft portion 223. The abutting portion 224 has a positioning hole 225 passing therethrough in a direction parallel to the movable axis R1.

The roller 23 is disposed at the second end 222 of the movable lever 22 and is rotatable about a rotation axis R2 perpendicular to the movable axis R1. The return spring 24 is sleeved on the rod body 223 of the movable rod 22.

Referring to fig. 5, 7 and 8, the blade 25 includes a plate 251 fixed to the first end 221 of the movable rod 22, and a plurality of saw teeth 252 protruding from the plate 251 toward a side opposite to the second end 222. The serrations 252 together define a lip 253 adjacent one side of the shim 21 and adapted for cutting.

Referring to fig. 3, 4 and 6, the driving unit 26 is connected to the second end 222 and includes a push-pull electromagnet 261 disposed at one side of the roller 23 along a driving axis R3 which is simultaneously perpendicular to the moving axis R1 and the rotating axis R2, and a push block 262 installed between the push-pull electromagnet 261 and the roller 23 along the driving axis R3. The push-pull electromagnet 261 has a body 263 and an axis 264 installed on the body 263 and extending along the driving axis R3 toward the direction of the movable rod 22. The shaft 264 can be driven by the body 263 to approach or move away from the active lever 22 along the driving axis R3. The push block 262 is mounted on an end of the shaft 264 adjacent to the movable rod 22 and has a rolling surface 265 abutting against a side of the roller 23 opposite to the movable rod 22. The rolling surface 265 extends obliquely in the direction of the push-pull electromagnet 261 and the movable rod 22.

The housing 27 has a base wall 271, a cover wall 272 spaced from the base wall 271 in a direction parallel to the movable axis R1, a surrounding wall 273 connected between the base wall 271 and the cover wall 272, a positioning boss 274, and a positioning roller 275. The base wall 271, the cover wall 272 and the surrounding wall 273 together define a housing space 276. The movable rod 22 and the driving unit 26 are installed in the housing space 276. The body 263 of the push-pull electromagnet 261 is fixed to the surrounding wall 273. The base wall 271 has a base wall hole 277 disposed along the movable axis R1 and through which the movable lever 22 passes. Both ends of the return spring 24 in the direction parallel to the movable axis R1 abut against the abutting portion 224 of the movable lever 22 and the base wall 271, respectively.

The positioning boss 274 projects from the base wall 271 toward the housing space 276 in a direction parallel to the movable axis R1 and passes through the positioning hole 225. The positioning roller 275 is disposed between the pushing block 262 of the driving unit 26 and the cover wall 272 and extends in a direction parallel to the rotation axis R2, and both ends are pivotally disposed on the surrounding wall 273. The positioning roller 275 abuts against the pushing block 262 and rotates when the pushing block 262 is driven by the shaft 264 to move along a direction parallel to the driving axis R3.

The shim 21 has a fixing portion 211 fixed to the outer side of the base wall 271, a pad portion 212 spaced apart from the base wall 271 along the movable axis R1 and connected to the fixing portion 211, and a slot portion 213 protruding from the pad portion 212 in the direction of the blade 25. The slot portion 213 has a slot 214 opening toward the blade 25 and a cutting edge 215 surrounding the opening of the slot 214.

Referring to fig. 6 and 7, the driving unit 26 drives the shaft body 264 away from or close to the movable rod 22 along the driving axis R3, so that the movable rod 22 moves between a ready position and a cutting position.

When the shaft 264 is away from the activation lever 22, the activation lever 22 is in the ready position. When the movable rod 22 is in the ready position, the movable rod 22 is away from the shim 21, and the abutting portion 224 is away from the base wall 271. The blade 25 and the slot portion 213 are spaced apart from each other and together define a receiving space S. Each sealing film 91 passes through the sealing film perforation device 2 through the placement space S (see fig. 2 and 6).

When the shaft 264 approaches the movable lever 22, the movable lever 22 is in the cutting position. When the movable rod 22 is at the cutting position, the movable rod 22 approaches the shim 21, and the blade 25 is pressed against the shim 21. A portion of the saw tooth 252 extends into the slot 214, and the knife edge 253 and the cutting edge 215 are aligned with each other (as shown in fig. 8), so that the sealing film 91 is partially cut by the knife edge 253 along the cutting edge 215 and a circular cut (not shown) in a dotted line is generated. At the same time, the abutting portion 224 is adjacent to the base wall 271, the return spring 24 is compressed and generates an elastic force, and the elastic force makes the abutting portion 224 have a tendency to move away from the base wall 271. When the cutting is completed, the driving unit 26 drives the shaft 264 to move away from the movable rod 22 again, and the abutting portion 224 moves away from the base wall 271 by the elastic force and restores the movable rod 22 to the cutting position. So that the movable bar 22 can be repeatedly moved between the ready position and the cutting position.

Referring to fig. 1 and 2, the cup carrying device 3 is disposed between the sealing film punching device 2 and the output shaft 12 along the conveying path. When each sealing film 91 passes through the cup bearing device 3, the cup bearing device 3 can make one cup position corresponding to the sealing film 91 and keep positioning.

The pressing device 4 is disposed between the sealing film perforating device 2 and the output shaft 12 along the conveying path and above the cup carrying device 3. When each sealing film 91 passes through the pressing device 4, the pressing device 4 presses the sealing film 91 to the corresponding cup, so that a part of the sealing film 91 is attached to the cup and seals the opening of the cup. The remaining sealing film 91 continues to move along the transport path and is wound around the output shaft 12.

Referring to fig. 2, 6 and 7, in the embodiment, the blade 25 is pressed on the cutter pad 21, so that the knife edge 253 cuts the sealing film 91, and the sealing film 91 generates a dotted cutting mark, which is easily punctured by a straw. In addition, the push-pull electromagnet 261 acting along the driving axis R3 can drive the movable rod 22 moving along the movable axis R1 by the push block 262. That is, the direction of the motion can be changed by the pushing block 262, and the effects of easy design and space saving can be further produced. In addition, the push block 262 can be prevented from shifting by the positioning roller 275. The movable rod 22 is also prevented from being displaced by the positioning boss 274 and the base wall hole 277. Therefore, the stability during moving can be improved, and the fluency during moving of the embodiment is improved.

To sum up, the utility model discloses sealing film perforating device and have perforating device's capper borrows by this blade 25 pressfitting in this shim 21 for this sealing film 91 is cut to this sword reason 253, and further makes this sealing film 91 easily stabbed, so can reach the purpose of the utility model with low costs really.

The above description is only an embodiment of the present invention, and the scope of the present invention should not be limited thereby, and all the simple equivalent changes and modifications made according to the claims and the contents of the patent specification are still included in the scope covered by the present invention.

Claims

1. A sealing film perforating device comprises:

a cutter pad;

a movable rod approaching or departing from the shim along a movable axis, the movable rod including a first end portion located on a side adjacent to the shim along the movable axis and a second end portion opposite to the first end portion along the movable axis;

the roller is arranged at the second end part of the movable rod and can rotate around a rotating axis which is vertical to the movable axis;

a blade disposed at the first end of the movable rod and having a knife edge located adjacent to one side of the shim and adapted for cutting; and

a driving unit connected to the second end portion and including a push-pull electromagnet disposed on one side of the roller along a driving axis perpendicular to the movable axis and the rotation axis, and a push block mounted between the push-pull electromagnet and the roller along the driving axis, the push-pull electromagnet having a body and a shaft body mounted on the body and extending along the driving axis toward the movable rod, the shaft body being driven by the body to approach or separate from the movable rod along the driving axis, the push block being mounted on one end of the shaft body adjacent to the movable rod and having a rolling surface abutting against one side of the roller opposite to the movable rod, the rolling surface extending obliquely toward the directions of the push-pull electromagnet and the movable rod, the driving unit driving the movable rod to move between a preparation position and a cutting position, when the movable rod is in the preparation position, the movable rod is far away from the knife pad, the blade and the knife pad are mutually spaced and can jointly define a placing gap for the sealing film to pass through, when the movable rod is at the cutting position, the movable rod is close to the knife pad, and the blade is pressed on the knife pad, so that the knife edge cuts the sealing film.

2. The apparatus of claim 1, wherein the blade has a blade portion fixed to the first end of the movable rod, and a plurality of teeth projecting from the blade portion toward a side opposite the second end, the teeth together defining the cutting edge, and a portion of the cutting edge cuts the sealing film when the movable rod is in the cutting position.

3. A sealing film perforating device as claimed in claim 2, further comprising a casing having a base wall, a cover wall spaced from the base wall in a direction parallel to the movable axis, and a surrounding wall connected between the base wall and the cover wall, the base wall, the cover wall and the surrounding wall defining a casing space together, the movable rod and the driving unit being mounted in the casing space, the base wall having a base wall hole provided along the movable axis and through which the movable rod passes, the cutting mat having a fixing portion fixed to an outer side of the base wall, and a mat portion provided along the movable axis and spaced from the base wall and connected to the fixing portion.

4. The sealing film perforation apparatus as claimed in claim 3, wherein the casing further has a positioning protrusion protruding from the base wall toward the inside of the casing space in a direction parallel to the movable axis, the movable rod further has a rod body connected between the first end and the second end, and an abutting portion surrounding the rod body, the abutting portion has a positioning hole penetrating in a direction parallel to the movable axis and through which the positioning protrusion passes, the sealing film perforation apparatus further comprises a return spring mounted on the movable rod, both ends of the return spring in a direction parallel to the movable axis abut against the abutting portion and the base wall, respectively, when the movable rod is in the ready position, the abutting portion is away from the base wall, when the movable rod is in the cutting position, the abutting portion is adjacent to the base wall, the return spring is compressed and generates an elastic force, the elastic force makes the abutting part have a tendency to be far away from the base wall.

5. The sealing film perforating device as claimed in claim 3, wherein the housing further has a positioning roller disposed between the pushing block of the driving unit and the cover wall, the positioning roller extending in a direction parallel to the rotation axis and having two ends pivotally disposed on the surrounding wall, the positioning roller abutting against the pushing block and rotating along with the pushing block when the pushing block is driven by the shaft body to move in a direction parallel to the driving axis.

6. A sealing film perforation apparatus as set forth in claim 3, wherein the knife pad further has a slot portion projecting from the pad portion in a direction toward the blade, the slot portion having a slot opening toward the blade and a cutting edge surrounding the opening of the slot, the blade and the slot portion being spaced apart from each other and defining the placement space when the movable lever is in the ready position, the sealing film passing through the placement space and covering the slot portion, a portion of the blade projecting into the slot when the movable lever is in the cutting position, the cutting edge and the cutting edge being aligned with each other such that the sealing film is cut by the cutting edge along the cutting edge.

7. A sealing machine with a perforating device, comprising the sealing film perforating device of claim 1, and adapted to press a plurality of sealing films onto a plurality of cups, respectively, the sealing films together forming a sealing film roll and loaded on the sealing machine, the sealing machine with the perforating device comprising:

the conveying device comprises an input shaft for loading the sealing film roll and an output shaft for fixing the tail end of the sealing film roll and rolling the sealing film roll by the tail end, and each sealing film can move along a conveying path when the sealing film roll is rolled;

the sealing film perforating device is arranged between the input shaft and the output shaft along the conveying path, and each sealing film can penetrate through the placing gap when passing through the sealing film perforating device;

the cup carrying device is arranged between the sealing film perforating device and the output shaft along the conveying path, and when each sealing film passes through the cup carrying device, the cup carrying device can enable the position of one cup to correspond to the sealing film and keep positioning; and

and the pressing device is arranged between the sealing film punching device and the output shaft along the conveying path and is positioned above the cup carrying device, when each sealing film passes through the pressing device, the pressing device presses the sealing film to the corresponding cup, so that one part of the sealing film is attached to the cup and seals the opening of the cup, and the residual sealing film continuously moves along the conveying path and is wound on the output shaft.